Carlisle Brass Intumescent Air Transfer Vent Grille 112 x 225mm Door Foot Pull Our traditional 'Rosewood Beehive' ringed

Our traditional 'Rosewood Beehive' ringed ball shaped unsprung wooden mortice door knobs will add a touch of luxury to any door

Satin Nickel includes brushed silver hues

Carries the CE mark and is Certifire accredited

Hardened steel shackle

Matching KEY Escutcheon: FMSKSC

Carlisle Brass Intumescent Air Transfer Vent Grille 112 x 225mm Door Foot Pull Our traditional 'Rosewood Beehive' ringedAir transfer vent grille designed for use in fire resisting doorsets and compartment walls. When dormant, the grilles allow air to circulate throughout the building. In the event of a fire they are designed to close and restrict the flow of hot gasses and fire. Matching face plate cover available (ES423) sold separately. All air transfer grille systems are tested to BS476 part 20 part22: 1987 30 and 60 minute fire rated. Comes with a 10 year